Self-hosted AI gateway routing across 268 providers with auto-fallback, token compression (RTK+Caveman), built-in MCP server, and cloud agent support. 33k+ stars, MIT license.
Self-hosted AI router with 3-tier auto-fallback (subscription → cheap → free) across 60+ providers. RTK+Caveman token compression saves 20-65%. One OpenAI-compatible endpoint for all CLI tools. MIT license.
Open-source collaborative platform by Block, Inc. (formerly Square) — a shared workspace where humans, AI agents, workflows, Git events, and project memory coexist. Built with Rust, TypeScript, and Dart. 12.8k stars, Apache 2.0.
Self-hosted karaoke app that uses neural networks (Demucs for vocal isolation, Whisper for lyrics alignment) to create karaoke tracks from any song in your music library. Real-time pitch scoring and a polished UI. Built with Rust (Tauri desktop app), React/TypeScript web client, Python ML pipeline. Self-hosted web version available, Docker support. 1.3k stars, GPL-3.0.
Practical guide to the Simple Memory node in n8n AI Agent. Covers context window (exchanges vs messages), sessionId configuration, queue mode incompatibility with Redis, and Postgres Chat Memory for production.
Self-hosted AI news digest. Collect RSS feeds, YouTube channels, website diffs, Google News searches, Hacker News, Reddit, GitHub Releases, and podcasts, summarize with a local LLM (Ollama) or OpenRouter, learn your preferences from star ratings and engagement signals, and read a daily digest in the browser.